Home / 496,317.73-685,040.13-281,583.49

Finding the Fourth Proportional to 496,317.73, 685,040.13 and 281,583.49

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Solution

The fourth proportional to 496,317.73, 685,040.13 and 281,583.49 is: 388,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,317.73 : 685,040.13 = 281,583.49 : x
  2. Step 2: Convert to fraction form
    496,317.73/685,040.13 = 281,583.49/x
  3. Step 3: Cross multiply
    496,317.73x = 685,040.13 × 281,583.49
  4. Step 4: Simplify right side
    496,317.73x = 192,895,990,595.45
  5. Step 5: Solve for x
    x = 192,895,990,595.45/496,317.73
  6. Step 6: Final answer
    x = 388,654.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.